Body Girls High Across Bag Leahward Mum's Flap Leather Grab Women's Quality Shoulder Faux For Black Women Handbags Cross Tote Storable receiver If you do need to remove the tiny receiver, just tuck it away right next to the battery.

18-month battery life The long battery life virtually eliminates the hassle of changing batteries. The On/Off button saves power, while an indicator light helps you avoid surprises.

Work and play anywhere You get precise cursor control wherever you want to use your trackball. Hard tables, comfy sofas and lumpy beds are all no problem for the M570.

Adjustable speed The M570 now sports an adjustable laser sensor, giving you a wider range of cursor speeds and the perfect amount of control.

Scroll wheel You can easily move up and down through Web pages and long documents.

Programmable buttons You can customize your trackball's buttons to help you do what you want faster.